Home / 26,966.87-40,447.57-7,242.86

Finding the Fourth Proportional to 26,966.87, 40,447.57 and 7,242.86

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Solution

The fourth proportional to 26,966.87, 40,447.57 and 7,242.86 is: 10,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.87 : 40,447.57 = 7,242.86 : x
  2. Step 2: Convert to fraction form
    26,966.87/40,447.57 = 7,242.86/x
  3. Step 3: Cross multiply
    26,966.87x = 40,447.57 × 7,242.86
  4. Step 4: Simplify right side
    26,966.87x = 292,956,086.85
  5. Step 5: Solve for x
    x = 292,956,086.85/26,966.87
  6. Step 6: Final answer
    x = 10,863.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.